code: def diskcache_manager():
      from dash.long_callback import (  # pylint: disable=import-outside-toplevel
          DiskcacheLongCallbackManager,
      )
  
      return DiskcacheLongCallbackManager()
  
file_path: dash/dash/testing/plugin.py
imports: import pytest
  from .consts import SELENIUM_GRID_DEFAULT
label_desc: Use image node_id 14 for calling a global function with example usage: diskcache_manager() and returns: DiskcacheLongCallbackManager